Table 3

Epidemiological studies of cluster headache

Country
Diagnosis confirmed
Age
Sex
Population sample
Affected
Prevalence per 100 000

Sweden [10]
Yes
18
Men
9803
9
92
San Marino [3]
Yes
All
Both
21792
14
69
USA [6]
No
All
Both
6476
26
401
San Marino [7]
Yes
All
Both
26628
15
56
Norway [5]
Yes
18–65
Both
1838
7
381
Sweden [11]
Yes
All
Both
31750
48
151
Italy [8]
Yes
18–65
Both
6500
13
200
Italy [9]
Yes
Over 14
Both
10071
21
279
Germany [4]
Yes
18–65
Both
3336
4
119
Germany [12]
Yes
25–75
Both
2291
2
150

Leroux and Ducros Orphanet Journal of Rare Diseases 2008 3:20   doi:10.1186/1750-1172-3-20